.daohanglan {
    width: 100%;
    margin: auto;
    height: 50px;
    background-color: gray;
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gg-button {
    position: relative;
    display: inline-block;
    box-sizing: border-box;
    height: 44px;
    margin: 0;
    padding: 0;
    font-size: 16px;
    line-height: 1.2;
    text-align: center;
    border-radius: 2px;
    cursor: pointer;
    -webkit-transition: opacity .2s;
    transition: opacity .2s;
    -webkit-appearance: none
}

.gg-button::before {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background-color: #000;
    border: inherit;
    border-color: #000;
    border-radius: inherit;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    opacity: 0;
    content: ' '
}

.gg-button:active::before {
    opacity: .1
}

.gg-button--disabled::before,
.gg-button--loading::before {
    display: none
}

.gg-button--default {
    color: #323233;
    background-color: #fff;
    border: 1px solid #ebedf0
}

.gg-button--primary {
    color: #fff;
    background-color: #07c160;
    border: 1px solid #07c160
}

.gg-button--info {
    color: #fff;
    background-color: #1989fa;
    border: 1px solid #1989fa
}

.gg-button--danger {
    color: #fff;
    background-color: #ee0a24;
    border: 1px solid #ee0a24
}

.gg-button--warning {
    color: #fff;
    background-color: #ff976a;
    border: 1px solid #ff976a
}

.gg-button--plain {
    background-color: #fff
}

.gg-button--plain.gg-button--primary {
    color: #07c160
}

.gg-button--plain.gg-button--info {
    color: #1989fa
}

.gg-button--plain.gg-button--danger {
    color: #ee0a24
}

.gg-button--plain.gg-button--warning {
    color: #ff976a
}

.gg-button--large {
    width: 100%;
    height: 50px
}

.gg-button--normal {
    padding: 0 15px;
    font-size: 14px
}

.gg-button--small {
    height: 32px;
    padding: 0 8px;
    font-size: 12px
}

.gg-button__loading {
    color: inherit;
    font-size: inherit
}

.gg-button--mini {
    height: 24px;
    padding: 0 4px;
    font-size: 10px
}

.gg-button--mini+.gg-button--mini {
    margin-left: 4px
}

.gg-button--block {
    display: block;
    width: 100%
}

.gg-button--disabled {
    cursor: not-allowed;
    opacity: .5
}

.gg-button--loading {
    cursor: default
}

.gg-button--round {
    border-radius: 999px
}

.gg-button--square {
    border-radius: 0
}

.gg-button__content {
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    height: 100%
}

.gg-button__content::before {
    content: ' '
}

.gg-button__icon {
    font-size: 1.2em;
    line-height: inherit
}

.gg-button__icon+.gg-button__text,
.gg-button__loading+.gg-button__text,
.gg-button__text+.gg-button__icon,
.gg-button__text+.gg-button__loading {
    margin-left: 4px
}

.gg-button--hairline {
    border-width: 0
}

.gg-button--hairline::after {
    border-color: inherit;
    border-radius: 4px
}

.gg-button--hairline.gg-button--round::after {
    border-radius: 999px
}

.gg-button--hairline.gg-button--square::after {
    border-radius: 0
}

.gg-loading {
    width: 80px;
    height: 40px;
    margin: 0 auto;
    margin-top: 100px;
}

.gg-loading span {
    display: inline-block;
    width: 8px;
    height: 100%;
    border-radius: 4px;
    background: lightgreen;
    -webkit-animation: load 1s ease infinite;
}

@-webkit-keyframes load {
    0%,
    100% {
        height: 40px;
        background: lightgreen;
    }
    50% {
        height: 70px;
        margin: -15px 0;
        background: lightblue;
    }
}

.gg-loading span:nth-child(2) {
    -webkit-animation-delay: 0.2s;
}

.gg-loading span:nth-child(3) {
    -webkit-animation-delay: 0.4s;
}

.gg-loading span:nth-child(4) {
    -webkit-animation-delay: 0.6s;
}

.gg-loading span:nth-child(5) {
    -webkit-animation-delay: 0.3s;
}

.gg-loading2 {
    position: fixed;
    left: 0;
    top: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    background-color: #000;
    opacity: .8;
    color: #fff;
    font-size: 28px;
}

.gg-dialog {
    width: 100%;
    height: 100%;
    position: fixed;
    left: 0;
    top: 0;
    background-color: red (0, 0, 0, .3);
    display: flex;
    justify-content: center;
    align-items: center;
}

.gg-dialog .box {
    width: 500px;
    height: 300px;
    background-color: #323233;
}

.gg-dialog .box .header {
    height: 50px;
    background-color: green;
    border-bottom: solid 2px rgb(241, 245, 21);
}

.gg-dialog .box .main {
    height: 200px;
}

.gg-dialog .box .footer {
    height: 50px;
    border-top: solid 2px rgb(5, 42, 250);
    text-align: right;
}


/* page */

.gg-page span {
    display: inline-block;
    width: 50px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    background-color: #000;
    color: #fff;
    font-weight: bold;
}

.gg-page span:hover {
    color: yellow;
    cursor: pointer;
}